December weather in Kaskaskia, IL
The average temperature in Kaskaskia in December is 36.2°F (28.3°F–44.2°F). Average precipitation: 2.85 inches. Average snowfall is 0.9 inches.
December is a winter month in Kaskaskia, and is cooler than the annual average of 56.4°F. Daily temperatures swing about 15.9°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 23m. For travel, December is cold.
Avg High
44.2°F
Avg Low
28.3°F
Precipitation
2.85 in
Snow
0.9 in
December records in Kaskaskia
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 70.0°F (2014) | 14.0°F (1976) | 1.80 in (2006) |
| December 2 | 73.0°F (1989) | 10.0°F (1985) | 0.61 in (1986) |
| December 3 | 73.9°F (1982) | 10.0°F (1985) | 2.30 in (1982) |
| December 4 | 78.1°F (1988) | 10.9°F (1991) | 2.70 in (1982) |
| December 5 | 71.1°F (2001) | 10.9°F (1991) | 1.12 in (1977) |
| December 6 | 73.0°F (1998) | 7.0°F (1984) | 1.52 in (2014) |
| December 7 | 73.0°F (1998) | 5.0°F (1977) | 0.67 in (1978) |
| December 8 | 68.0°F (1980) | 8.1°F (2013) | 0.71 in (1978) |
| December 9 | 66.0°F (1991) | -2.0°F (1977) | 0.73 in (2009) |
| December 10 | 68.0°F (2020) | -0.9°F (1977) | 1.94 in (1999) |
| December 11 | 77.0°F (1990) | 1.9°F (1995) | 1.55 in (1983) |
| December 12 | 69.1°F (1991) | 5.0°F (2013) | 0.79 in (2007) |
| December 13 | 72.0°F (2015) | 5.0°F (2013) | 0.56 in (2007) |
| December 14 | 70.0°F (2015) | 1.0°F (1985) | 1.10 in (1984) |
| December 15 | 73.0°F (1984) | 1.0°F (1985) | 2.46 in (2018) |
| December 16 | 73.0°F (1984) | -11.9°F (1989) | 0.96 in (1996) |
| December 17 | 69.1°F (1984) | -11.9°F (1989) | 0.81 in (2001) |
| December 18 | 71.1°F (1984) | -0.9°F (1981) | 2.16 in (2021) |
| December 19 | 64.0°F (2006) | -6.0°F (1983) | 1.17 in (1995) |
| December 20 | 66.9°F (1976) | -11.0°F (1989) | 0.70 in (2012) |
| December 21 | 66.0°F (1978) | -6.0°F (1989) | 1.50 in (1990) |
| December 22 | 63.0°F (2015) | -17.0°F (1989) | 1.15 in (1990) |
| December 23 | 63.0°F (1982) | -17.0°F (1989) | 2.00 in (2004) |
| December 24 | 68.0°F (2025) | -18.0°F (1989) | 2.50 in (1982) |
| December 25 | 66.0°F (1982) | -13.0°F (1983) | 3.20 in (2010) |
| December 26 | 72.0°F (2025) | -11.9°F (1983) | 1.27 in (1987) |
| December 27 | 75.9°F (2025) | 1.9°F (1983) | 2.36 in (2015) |
| December 28 | 71.1°F (1984) | 7.0°F (2000) | 8.10 in (1990) |
| December 29 | 77.0°F (2025) | -0.9°F (1983) | 0.97 in (2019) |
| December 30 | 72.0°F (1984) | -5.1°F (1983) | 2.82 in (1990) |
| December 31 | 68.0°F (1999) | -6.0°F (1976) | 0.57 in (1978) |